Soil survey area

Jim Hogg County, Texas

Survey Area TX247• Texas
The short version

The most common soil here is Nueces, on about 18% of the land: a fine sand, loose sand that holds almost no water. Delmita and Sarita come next.

About 67% of the land drains well.

USDA rates 54% of the land very limited for a standard septic drain field, and 40% very limited for homes with basements. That means extra cost or special design, not that it can't be done.

Worth knowing: 1% of the land floods occasionally or more, and bedrock lies within 40 inches under 5% of it.

Soils change over short distances, so look up an address below for the soil at that exact spot and the reasons behind each rating.

The ground underfoot

The soils you're most likely standing on

The biggest named soils in Jim Hogg County, Texas, each drawn five feet deep from its official USDA description, in its recorded colors.

Nueces
18% of the area
Fine sand topsoil · moderately well drained
Loose sand that holds almost no water.
Alfisols
Delmita
17% of the area
Fine sandy loam topsoil · well drained
Gritty and crumbly. Drains fast and warms early in spring.
Alfisols
Sarita
12% of the area
Fine sand topsoil · well drained
Loose sand that holds almost no water.
Alfisols
Comitas
7% of the area
Fine sand topsoil · well drained
Loose sand that holds almost no water.
Alfisols
Falfurrias
7% of the area
Fine sand topsoil · somewhat excessively drained
Loose sand that holds almost no water.
Entisols
Randado
6% of the area
Fine sandy loam topsoil · well drained
Gritty and crumbly. Drains fast and warms early in spring.
Alfisols

Dots mark gravel; white flecks mark lime. Shares are by acres across the survey area, and each mapped patch usually mixes several of these soils.

The biggest mapped areas

The dominant drainage class is Well drained and the dominant hydrologic group is B (moderate infiltration). The most common soil order is Alfisols — moderately leached forest soils with a clay-enriched subsoil. This report summarizes the major soil map units across the survey area to help you understand what to expect when buying, building, or gardening in Jim Hogg County, Texas. Search your address to find the exact soil composition, drainage, and series details at your specific location.

Soil Map UnitAcresDrainageHydro GroupDwellingsSeptic
Nueces-Sarita association, 0 to 3 percent slopes 232K Moderately well drainedBNot limitedSomewhat limited
Delmita and Bruni soils, 0 to 3 percent slopes 126K Well drainedCVery limitedVery limited
Delmita fine sandy loam, 0 to 3 percent slopes 109K Well drainedCVery limitedVery limited
Falfurrias fine sand, 0 to 5 percent slopes 56K Somewhat excessively drainedANot limitedVery limited
Brennan fine sandy loam, 0 to 1 percent slopes 46K Well drainedBNot limitedSomewhat limited
Comitas loamy fine sand, 0 to 3 percent slopes 42K Well drainedANot limitedNot limited
Copita fine sandy loam, warm, 0 to 3 percent slopes 37K Well drainedCSomewhat limitedVery limited
Cuevitas-Randado complex, 0 to 3 percent slopes 26K Well drainedDVery limitedVery limited
Randado-Delmita complex, 0 to 3 percent slopes 13K Well drainedDVery limitedVery limited
Tela sandy clay loam, 0 to 1 percent slopes, occasionally flooded 11K Well drainedBVery limitedVery limited
Hebbronville loamy fine sand, 0 to 3 percent slopes 8K Well drainedANot limitedNot limited
Dune land 6K Well drainedANot limitedVery limited
Delfina loamy fine sand, 0 to 2 percent slopes 6K Moderately well drainedCSomewhat limitedVery limited
Zapata soils, gently sloping 5K Well drainedDVery limitedVery limited
Garceno soils 3K Well drainedBVery limitedSomewhat limited
Oil-waste land 486 Well drainedDNot limitedVery limited
Pits, caliche 110 DNot ratedNot rated
Water 66 DNot ratedNot rated
Pits, gravel 4 DNot ratedNot rated

Soil Orders in This Area

The USDA classifies every soil into one of 12 soil orders. Here are the dominant orders found in this survey area.

Alfisols
Moderately weathered forest soils with clay-enriched subsoil. Productive for agriculture, generally good for building and septic.
Aridisols
Dry-climate soils with low organic matter. Often have caliche layers that make excavation difficult. Low shrink-swell is good for foundations.
Mollisols
Fertile grassland soils with thick, dark topsoil. Among the best for agriculture, building, and gardening.
Inceptisols
Young but developing soils found in mountains and river terraces. Variable properties — check drainage and bedrock depth.
Entisols
Young soils with little development — found on floodplains, dunes, and steep slopes. Properties vary widely by setting.

What This Means

Building & Foundations

About 40% of soils have significant building limitations, while the rest are generally suitable. Check specific sites carefully — conditions vary across the area.

Septic Systems

About 54% of soils are rated "very limited" for septic absorption fields. Despite good drainage overall, limitations may stem from shallow bedrock, steep slopes, or seasonal conditions. Engineered or alternative systems are frequently required. Always get a professional perc test before purchasing land that needs septic.

Gardening & Agriculture

Drainage is generally favorable for gardening. Adding compost and mulch will improve fertility and water retention. Test your soil's pH before planting — most vegetables prefer 6.0-7.0.

Look Up a Specific Address

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